Table 5 Level of experience found in each group revealed by the ACH
From: Analysis of the obstetrician's posture and movements during a simulated forceps delivery
Group | Beginners | Intermediates | Experts | Total | |
|---|---|---|---|---|---|
N = 23 | N = 22 | N = 12 | N = 57 | ||
Posture (chi2 = 0.027) | 1 | 22% (5) | 14% (3) | 0% (0) | 14% (8) |
2 | 26% (6) | 18% (4) | 17% (2) | 21% (12) | |
3 | 48% (11) | 45% (10) | 25% (3) | 42% (24) | |
4 | 4% (1) | 23% (5) | 58% (7) | 23% (13) | |
Joint movement Phase 1 (chi2 = 0.047) | 1 | 39% (9) | 54% (12) | 84% (10) | 54% (31) |
2 | 35% (8) | 41% (9) | 8% (1) | 32% (18) | |
3 | 26% (6) | 5% (1) | 8% (1) | 14% (8) | |
Joint movement Phase 2 (chi2 = 0.962) | 1 | 70% (16) | 68% (15) | 66% (8) | 69% (39) |
2 | 17% (4) | 23% (5) | 17% (2) | 19% (11) | |
3 | 13% (3) | 9% (2) | 17% (2) | 12% (7) | |
Joint movement Phase 3 (chi2 = 0.688) | 1 | 39% (9) | 41% (9) | 42% (5) | 40% (23) |
2 | 35% (8) | 18% (4) | 33% (4) | 28% (16) | |
3 | 26% (6) | 41% (9) | 25% (3) | 32% (18) |